All assignees
655 prefixes in 925 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 925-932 | WALNUT CRK | 9740 | — | — |
| 925-933 | WALNUT CRK | 9740 | — | — |
| 925-934 | WALNUT CRK | 9740 | — | — |
| 925-935 | WALNUT CRK | 9740 | — | — |
| 925-937 | WALNUT CRK | 9740 | — | — |
| 925-938 | WALNUT CRK | 9740 | — | — |
| 925-939 | WALNUT CRK | 9740 | — | — |
| 925-940 | WALNUT CRK | 649C | — | — |
| 925-941 | WALNUT CRK | 9740 | — | Yes |
| 925-942 | WALNUT CRK | 9740 | — | — |
| 925-943 | WALNUT CRK | 9740 | — | — |
| 925-944 | WALNUT CRK | 9740 | — | — |
| 925-945 | WALNUT CRK | 9740 | — | — |
| 925-946 | WALNUT CRK | 9740 | — | — |
| 925-947 | WALNUT CRK | 9740 | — | — |
| 925-948 | WALNUT CRK | 7240 | — | Yes |
| 925-949 | WALNUT CRK | 7145 | — | Yes |
| 925-950 | — | — | ||
| 925-951 | WALNUT CRK | 7229 | — | Yes |
| 925-952 | WALNUT CRK | 9740 | — | Yes |
| 925-953 | WALNUT CRK | 7718 | — | Yes |
| 925-954 | WALNUT CRK | 671J | — | Yes |
| 925-955 | WALNUT CRK | 9262 | — | — |
| 925-956 | WALNUT CRK | 7229 | — | Yes |
| 925-957 | MARTINEZ | 9740 | — | Yes |
| 925-958 | — | — | ||
| 925-959 | — | — | ||
| 925-960 | LIVERMORE | 9740 | — | Yes |
| 925-961 | LIVERMORE | 9740 | — | Yes |
| 925-962 | LAFAYETTE | 9740 | — | Yes |
| 925-963 | PLEASANTON | 6010 | — | — |
| 925-964 | DANVILLE | 9740 | — | Yes |
| 925-965 | PLEASANTON | 7145 | — | Yes |
| 925-966 | ANTIOCH | 965H | 2021-04-18 | Yes |
| 925-967 | DUBLN-SNRM | 9740 | — | Yes |
| 925-968 | BSHP RNCH | 9740 | — | Yes |
| 925-969 | CONCORD | 9740 | — | — |
| 925-973 | BSHP RNCH | 9740 | — | Yes |
| 925-974 | WALNUT CRK | 9740 | — | — |
| 925-975 | WALNUT CRK | 9740 | — | — |
| 925-976 | — | — | ||
| 925-977 | WALNUT CRK | 9740 | — | — |
| 925-978 | ANTIOCH | 9740 | — | Yes |
| 925-979 | WALNUT CRK | 9740 | — | Yes |
| 925-980 | LIVERMORE | 6010 | — | — |
| 925-983 | BSHP RNCH | 7240 | — | Yes |
| 925-984 | DANVILLE | 5562 | — | Yes |
| 925-988 | WALNUT CRK | 9740 | — | — |
| 925-989 | PLEASANTON | 6006 | — | — |
| 925-990 | SUNOL | 9262 | — | Yes |
| 925-993 | CLAYTON | 321J | — | Yes |
| 925-995 | CONCORD | 624H | 2024-01-04 | Yes |
| 925-997 | DUBLN-SNRM | 6010 | — | — |
| 925-998 | PLEASANTON | 6010 | — | — |
| 925-999 | DUBLN-SNRM | 6006 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.